The latest BBC documentary “Dolphins: Spy in the Pod” was revealing dolphins getting repeatedly high on pufferfish. When harassed, pufferfish first enlarge their bodies to make themselves less palatable. If that’s not enough, they have the ability to secrete tetrodotoxin (TTX) to ward off potential predators. Read more …

During a Manta Ray Night Dive off the Kona Coast, Hawaii a Bottlenose Dolphin swam up to one of the divers and showed him his entanglement by fishing line. Watch how the dolphin consciously seeks out the help of the diver.

During a study a bottlenose dolphin was blindfolded and instructed to mimic the actions of a trainer. When he wasn’t able to use sight, the dolphin switched to another technique: emit sounds, listen to the echo and interpret the resulting sound waves. Read more …

Dolphins have ‘longest social memory’ among non-humans. Researchers in the US say that even after 20 years of separation, dolphins could recall the whistles of former companions. A very interesting read about the result of a research.

More on dolphin language. The well-known Denise Herzing has given a TED Talk about the language abilities of dolphins. In her session titled “Do they have a language? If so, what are they talking about?” she shared her research in communicating with dolphins.

Read this TED blog post about the development of a wearable keyboard to communicate with the dolphins. Visit her website to find more information about her work.